


/* **********************
   Event Handlers
   These are my custom event handlers to make my
   web application behave the way I went when SWFUpload
   completes different tasks.  These aren't part of the SWFUpload
   package.  They are part of my application.  Without these none
   of the actions SWFUpload makes will show up in my application.
   ********************** */
function fileQueued(file) {
	try {
		//alert(file.type);
                var array_limit = limitType.split(",");
                for(var i=0; i<array_limit.length;i++) {
                        
                        if(file.type == "."+array_limit[i]) {
                                alert("上传文件类型非法");
                                /*swfu.cancelUpload()
                                swfu.cleanUp();
                                file = null;*/
                                var progress = new FileProgress(file, this.customSettings.progressTarget);
                                //progress.setStatus("等待中...");
                                //progress.toggleCancel(true, this);
                                progress.setError();
                                progress.setStatus("类型非法");
                                progress.setCancelled();
                                progress.toggleCancel(false);
                                //return false;
                                document.getElementById(this.customSettings.startButtonId).style.display = "none";
                                document.getElementById(this.customSettings.cancelButtonId).style.display = "none";
                                return false;
                        }
                }
                if(swfu.settings.upload_url == '/documents/') {

                        if(folderId == 0) {
                                alert("请选择上传文件夹");
                                swfu.cancelUpload()
                                swfu.cleanUp();
                                file = null;
                                document.getElementById(this.customSettings.startButtonId).style.display = "none";
                                document.getElementById(this.customSettings.cancelButtonId).style.display = "none";
                                return false;
                        }
                        else {
                                var uploadUrl = "/documents/"+folderId+"/upload";
                                swfu.setUploadURL(uploadUrl);  
                        }
                        
                }
                $('div.files_upload_info').hide();
                $('div.files_upload_list').show();
                var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setStatus("等待中...");
		progress.toggleCancel(true, this);

		fileSumSize.push(file.size/1024/1024);
		fileNum++;
		var fileSum = 0;
		for(var a = 0; a < fileSumSize.length; a++){
			fileSum += fileSumSize[a];
		}
		
		var status = document.getElementById("divStatus");
		var showSum = fileSum.toString();
		var index = showSum.indexOf(".");
		showSum = showSum.substring(0, index+3);
		status.innerHTML = "已添加"+fileNum+"个文件，共"+showSum+"M，等待上传。";
                document.getElementById(this.customSettings.cancelButtonId).disabled = false;

	} catch (ex) {
		this.debug(ex);
	}

}

function fileQueueError(file, errorCode, message) {
	try {
		if (errorCode === SWFUpload.QUEUE_ERROR.QUEUE_LIMIT_EXCEEDED) {
			alert("您上传的文件数超过了10个。\n" + (message === 0 ? "您已经超出了上传限制。" : "您一次只能上传10个文件"));
			return;
		}

		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setError();
		progress.toggleCancel(false);

		switch (errorCode) {
		case SWFUpload.QUEUE_ERROR.FILE_EXCEEDS_SIZE_LIMIT:
			progress.setStatus("文件太大。");
			this.debug("错误代码: 文件太大，文件名: " + file.name + ", 文件大小: " + file.size + ", 错误信息: " + message);
			break;
		case SWFUpload.QUEUE_ERROR.ZERO_BYTE_FILE:
			progress.setStatus("不能上传空文件。");
			this.debug("错误代码: 空文件, 文件名: " + file.name + ", 文件大小: " + file.size + ", 错误信息: " + message);
			break;
		case SWFUpload.QUEUE_ERROR.INVALID_FILETYPE:
			progress.setStatus("无效的文件类型。");
			this.debug("错误代码: 无效的文件类型, 文件名: " + file.name + ", 文件大小: " + file.size + ", 错误信息: " + message);
			break;
		default:
			if (file !== null) {
				progress.setStatus("未知错误");
			}
			this.debug("错误代码: " + errorCode + ", 文件名: " + file.name + ", 文件大小: " + file.size + ", 错误信息: " + message);
			break;
		}
	} catch (ex) {
        this.debug(ex);
    }
}

function fileDialogComplete(numFilesSelected, numFilesQueued) {
	try {
		if (numFilesSelected > 0) {
			//document.getElementById(this.customSettings.cancelButtonId).disabled = false;
                        //document.getElementById(this.customSettings.startButtonId).disabled = false;
                        document.getElementById(this.customSettings.cancelButtonId).style.display = "";
                        document.getElementById(this.customSettings.startButtonId).style.display = "";
		}
		
		/* I want auto start the upload and I can do that here */
		//this.startUpload();
	} catch (ex)  {
        this.debug(ex);
	}
}

function uploadStart(file) {
	try {
		/* I don't want to do any file validation or anything,  I'll just update the UI and
		return true to indicate that the upload should start.
		It's important to update the UI here because in Linux no uploadProgress events are called. The best
		we can do is say we are uploading.
		 */
		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setStatus("上传中...");
                
                if($spareSpace > 0) {
                        if(file.size > spareSpace) {
                                progress.setError();
                                progress.setStatus("剩余空间不足");
                                progress.setCancelled();
                                progress.toggleCancel(false);
                                return false;
                        }
                        else {
                                spareSpace = spareSpace - file.size;
                        }
                }
                
		 
                
                progress.toggleCancel(true, this);
                
	}
	catch (ex) {}
	
	return true;
}

function uploadProgress(file, bytesLoaded, bytesTotal) {
	try {
		var percent = Math.ceil((bytesLoaded / bytesTotal) * 100);

		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setProgress(percent);
		progress.setStatus("上传中...");
	} catch (ex) {
		this.debug(ex);
	}
}

function uploadSuccess(file, serverData) {
	try {
		//alert(serverData);
                
                var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setComplete();
		progress.setStatus("上传完成。");

		progress.toggleCancel(false);

	} catch (ex) {
		this.debug(ex);
	}
}

function uploadError(file, errorCode, message) {
	try {
		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setError();
		progress.toggleCancel(false);
                
                
                
		switch (errorCode) {
		case SWFUpload.UPLOAD_ERROR.HTTP_ERROR:
			progress.setStatus("上传错误: " + message);
			this.debug("错误代码: HTTP Error, 文件名: " + file.name + ", 错误信息: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.UPLOAD_FAILED:
			progress.setStatus("上传失败。");
			this.debug("错误代码: Upload Failed, 文件名: " + file.name + ", 文件大小: " + file.size + ", 错误信息: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.IO_ERROR:
			progress.setStatus("服务器(IO) 错误");
			this.debug("错误代码: IO Error, 文件名: " + file.name + ", 错误信息: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.SECURITY_ERROR:
			progress.setStatus("安全错误");
			this.debug("错误代码: Security Error, 文件名: " + file.name + ", 错误信息: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.UPLOAD_LIMIT_EXCEEDED:
			progress.setStatus("超出上传限制。");
			this.debug("错误代码: Upload Limit Exceeded, 文件名: " + file.name + ", 文件大小: " + file.size + ", 错误信息: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.FILE_VALIDATION_FAILED:
			progress.setStatus("剩余空间不足，取消上传。");
			this.debug("错误代码: File Validation Failed, 文件名: " + file.name + ", 文件大小: " + file.size + ", 错误信息: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.FILE_CANCELLED:
			// If there aren't any files left (they were all cancelled) disable the cancel button
			if (this.getStats().files_queued === 0) {
				document.getElementById(this.customSettings.cancelButtonId).disabled = true;
			}
			progress.setStatus("取消");
			progress.setCancelled();
			break;
		case SWFUpload.UPLOAD_ERROR.UPLOAD_STOPPED:
			progress.setStatus("停止");
			break;
                case -1 :
                        progress.setStatus("剩余空间不足,停止");
                        progress.setCancelled();
		default:
			progress.setStatus("未知错误: " + errorCode);
			this.debug("错误代码: " + errorCode + ", 文件名: " + file.name + ", 文件大小: " + file.size + ", 错误信息: " + message);
			break;
		}
                
	} catch (ex) {
        this.debug(ex);
        }
        
}

function uploadComplete(file) {
	if (this.getStats().files_queued === 0) {
		document.getElementById(this.customSettings.cancelButtonId).disabled = true;
	}
}

// This event comes from the Queue Plugin
function queueComplete(numFilesUploaded) {
	var status = document.getElementById("divStatus");
	status.innerHTML = numFilesUploaded + " 文件已上传。";
        //document.getElementById(this.customSettings.startButtonId).disabled = true;
        document.getElementById(this.customSettings.startButtonId).style.display = "none";
        document.getElementById(this.customSettings.cancelButtonId).style.display = "none";
}
